SkypeOut

SkypeOut allows Skype users to call traditional telephone numbers, including mobile telephones, for a fee which varies depending on location.

 SkypeIn

SkypeIn allows Skype users to receive calls on their computers dialed by regular phone subscribers to a local Skype phone number; local numbers are available for Australia, Brazil, Chile, Denmark, the Dominican Republic, Estonia, Finland, France, Germany, Hong Kong, Ireland, Japan, Mexico, New Zealand,Poland, Romania, South Korea, Sweden, Switzerland, UK, and the United States. A Skype user anywhere can have local numbers in any of these countries, with calls to the number charged at the same rate as calls to fixed lines in the country. Some jurisdictions, including France and Norway, forbid the registration of their telephone numbers to anyone without a physical presence or citizenship in the country.

Videoconferencing

Videoconferencing was introduced in January 2006 for the Windows and Mac OS X platform clients. Skype 2.0 for Linux, which was released on March 13, 2008, also features support for videoconferencing

Skype on mobile devices

On April 24, 2008, Skype announced that they offer Skype on around 50 mobile phones.[6] On October 29, 2007, Skype launched its own mobile phone under the brand name 3 Skypephone, which runs a BREW OS.[7] Skype is also available for the PSP (PlayStation Portable) Slim and Lite when you download the 3.90 firmware update, but you need a microphone that connects to the PSP 2000 headphones.

 Skype has been available on mobile devices running Windows Mobile.

Other companies produce dedicated Skype phones which connect via WiFi. Third party developers, such as Nimbuzz and Fring, have allowed Skype to run in parallel with several other competing VoIP/IM networks in any Symbian or Java environment. Nimbuzz have made Skype available to BlackBerry users.

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